Synchronization Error: "Interface not supported"

Description

Log contains this error:

--- [HASH: B98EBF17A6743362CEB2D1C971A2A4FE] ---
Synchronization failed
System.Runtime.InteropServices.COMException (0x8000FFFF): Interface not supported
  v Redemption.IRDOSession.set_MAPIOBJECT(Object Value)
  v eWay.Core.OutlookAccess.Application.InitializeRedemptionObjects()
  v eWay.Core.OutlookAccess.Application..ctor(Application application)
  v eWay.Core.OutlookAccess.OutlookApplicationManager.get_Instance()
  v eWay.Core.Synchronization.SynchronizeThread.SynchronizeObjectTypes()
  v eWay.Core.Synchronization.SynchronizeThread.CreateDatabaseStructure()

Version

All versions of eWay-CRM

Difficulty

Medium

Resolution

To solve this issue, you need to repair Microsoft Office. The manual to do so is in this article: Repairing Microsoft Office